WRT54G
Used by 1 personlinksys.com ↗

“Futel runs on payphones we get off Craigslist, Linksys WRT54G routers and Linksys SIP adapters we get off eBay and thrift stores, and old laptops, as well as cables, conduit, hardware, and concrete, and lots of other scrounged crap.”
Karl Anderson Interview, Software engineer, phone hardware hacker · via Uses This